The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 12, 2000
Filed:
Mar. 17, 1998
Applicant:
Inventors:
Satoru Inoue, Hazu-Gun, JP;
Koichi Ikeshima, Okazaki, JP;
Assignee:
NGK Insulators, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01J / ; F01N / ;
U.S. Cl.
CPC ...
422180 ; 422177 ; 502439 ; 50252719 ; 428116 ; 428118 ;
Abstract
In a ceramic honeycomb structural body having a plurality of open-ended cells defined by cell walls, a reinforcing portion is formed in each corner part of an open-ended cell existing in a second zone outside a first zone inclusive of a center on a plane perpendicular to the open-ended cells.